Microcline R150015



Name: Microcline
RRUFF ID: R150015
Ideal Chemistry: K(AlSi3O8)
Locality: Unknown
Source: Jennifer Schmidt LDP12-12
Owner: RRUFF
Description: Pale tan, fragment
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ feldspar (62) ]
Quick search: [ All Microcline samples (7) ]
CHEMISTRY 
RRUFF ID: R150015.2
Sample Description: Microprobe Fragment
Measured Chemistry: (K0.88Na0.10Ba0.02)Al1.02Si2.97O8
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R150015
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R150015.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 8.5610(2)Å    b: 12.9759(2)Å    c: 7.20240(10)Å
alpha: 90.1040(10)°    beta: 116.0180(10)°    gamma: 89.6890(10)°   Volume: 719.00(2)Å3    Crystal System: triclinic
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REFERENCES for Microcline

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Breithaupt J F A (1830) Ueber die Felsite und einige deue Specien ihres Geschlechts, Journal für Chemie und Physik, 60, 316-330   [view file]

Fleischer M (1958) New mineral names, American Mineralogist, 43, 1006-1008   [view file]

Finney J J, Bailey S W (1964) Crystal structure of an authigenic maximum microcline, Zeitschrift für Kristallographie, 119, 413-436   [view file]

Cherry M E, Trembath L T (1979) The disordering of alkali feldspars. I. Dry heating of a microcline perthite, The Canadian Mineralogist, 17, 527-535   [view file]

Ferguson R B (1979) Whence orthoclase and microcline? A crystallographer’s interpretation of potassium feldspar phase relations, The Canadian Mineralogist, 17, 515-525   [view file]

Eggleton R A, Buseck P R (1980) The orthoclase-microcline inversion: A high-resolution transmission electron microscope study and strain analysis, Contributions to Mineralogy and Petrology, 74, 123-133

Griffen D T, Johnson B T (1984) Strain in triclinic alkali feldspars: a crystal structure study, American Mineralogist, 69, 1072-1077

Martin R F, Falster A U (1986) Proterozoic sanidine and microcline in pegmatite, Wausau complex, Wisconsin, The Canadian Mineralogist, 24, 709-716   [view file]

Blasi A, Blasi C P, Zanazzi P F (1987) A re-examination of the Pellotsalo microcline: mineralogical implications and genetic considerations, The Canadian Mineralogist, 25, 527-537   [view file]

Ferguson R B, Ball N A (1987) Quantitative phase-analysis of Rb-enriched maximum microcline and low albite by X-ray powder diffractometry, The Canadian Mineralogist, 25, 337-345   [view file]

Brown W L, Parsons I (1989) Alkali feldspars: ordering rates, phase transformations and behaviour diagrams for igneous rocks, Mineralogical Magazine, 53, 25-42   [view file]

Harris M J, Salje E K H, Guttler B K, Carpenter M A (1989) Structural states of natural potassium feldspar: An infrared spectroscopic study, Physics and Chemistry of Minerals, 16, 649-658

White J C, Barnett R L (1990) Microstructural signatures and glide twins in microcline, Hemlo, Ontario, The Canadian Mineralogist, 28, 757-769   [view file]

Mernagh T P (1991) Use of the laser Raman microprobe for discrimination amongst feldspar minerals, Journal of Raman Spectroscopy, 22, 453-457

Blum A E (1994) Feldspars in weathering, in I. Parson (ed.), Feldspars and their reactions Kluwer Academic Dordrecht, the Netherlands 595-630

Allan D R, Angel R J (1997) A high-pressure structural study of microcline (KAlSi3O8) to 7 GPa, European Journal of Mineralogy, 9, 263-275

Hamilton V E, McSween H Y, Hapke B (2005) Mineralogy of Martian atmospheric dust inferred from thermal infrared spectra of aerosols, Journal of Geophysical Research, 110, E12006   [link]

Freeman J J, Wang A, Kuebler K E, Jolliff B L, Haskin L A (2008) Characterization of natural feldspars by Raman spectroscopy for future planetary exploration, The Canadian Mineralogist, 46, 1477-1500   [view file]

Parsons I (2010) Feldspars defined and described: a pair of posters published by the Mineralogical Society. Sources and supporting information, Mineralogical Magazine, 74, 529-551   [view file]

Liu S (2015) Rietveld structure refinement of microcline, European Journal of Mineralogy, 27, 501-510